Home / 268,953.60-371,158.73-148,106.12

Finding the Fourth Proportional to 268,953.60, 371,158.73 and 148,106.12

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Solution

The fourth proportional to 268,953.60, 371,158.73 and 148,106.12 is: 204,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,953.60 : 371,158.73 = 148,106.12 : x
  2. Step 2: Convert to fraction form
    268,953.60/371,158.73 = 148,106.12/x
  3. Step 3: Cross multiply
    268,953.60x = 371,158.73 × 148,106.12
  4. Step 4: Simplify right side
    268,953.60x = 54,970,876,808.10
  5. Step 5: Solve for x
    x = 54,970,876,808.10/268,953.60
  6. Step 6: Final answer
    x = 204,387.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.